Vol. 45 (6): 1087-1089, November – December, 2019
Antonio Correa Lopes Neto 1
1 Departamento de Litíase e Endourologia da Disciplina de Urologia da Faculdade de Medicina do ABC, Santo André, SP, Brasil
Since the article of Zimsking, 1967, that described the use of a silicon ureteral splint to unblock the renal-ureteral unit, the double J catheter is being routinely used in several urological procedures, particularly in those with obstruction due to urinary stones, urogynecological tumors, urinary stenosis and retroperitoneal fibrosis (1).